National Twist Drill - Letter R 118° High Speed Steel Jobber Drill

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Item #: 58867078Brand: National Twist DrillModel #: 014018AW Features and Benefits High speed steel (HSS) provides good wear resistance and can be used in general purpose applicati ons for both ferrous and nonferrous materials. Bright provides a smooth, polished finish on the tool. It increases chip flow in softer materials such as aluminum, wood and plastic. Spiral flutes are constructed with a higher flute angle to remove chips more easily. Product Specifications Drill Bit Size (Letter) R Drill Bit Size (Decimal Inch) 0.3390 Drill Point Angle 118 Drill Bit Material High Speed Steel Drill Bit Finish/Coating Bright Flute Type Spiral Cutting Direction Right Hand Shank Type Straight Coolant Through No Flute Length (Inch) 3-7/16 Flute Length (Decimal Inch) 3.4375 Overall Length (Decimal Inch) 4.7500 Overall Length (Inch) 4-3/4 Spiral Type Fast Spiral Web Configuration Tapered Drill Bit Diameter Tolerance (Decimal Inch) +0.0000 to -0.0010 Number of Flutes 2 Web Thinning Blend Thinned Series/List 2407 Show more